Service manual

23
VSX-918V-K
5
6 7 8
5
6 7 8
A
B
C
D
E
F
GND
GND
GND
GND
CN111 CN302
SW2
SW1
FUNCTION
SELECTOR
(SL/SR)
A. MUTE
(C)
A. MUTE
A. MUTE
Q303
SW
PREOUT
RY501
SP B
L/R
Q631
30dB
RY753
C
SL/SR
To ne
9.5dB
9.5dB
(FL/FR)
EVOL/SELECTOR
IC108
BD3474KS2
CN110 CN704
CN702
: AUDIO SIGNAL FLOW
: VIDEO SIGNAL FLOW
Q601
30dB
IC601 (1/2)
IC603 (2/3)
RY751
RY752
FL/FR
A. MUTE
Q1551
1551
VIDEO
(Front)
CN901 CN301
9.5dB
9.5dB
GND
A. MUTE
Q651
30dB
IC601 (2/2)
IC603 (3/3)
IC603 (1/3)
POWER PACK ASSY
DVR REC
MONITOR
TV/SAT
DVD/LD
CN310
DVR
(COMPOSITE SEL)
NJM2595M
IC301
OSD
IC302
NJM2243M
(VIDEO/OSD SEL)
IC851
(PDC132A)
P
VIDEO ASSY
O
HEAD PHONE ASSY
C
POWER
PACK ASSY